Sustainability is the future of quarrying, and we must act now.

最好的书留给你的问题比答案更多。

二叠纪盆地将在未来几十年内保持美国石油生产的皇冠地位。

We believe that architecture should speak of its time and place, but yearn for timelessness.

For farmers to prosper, they must take the path of industrialization.

Every program has (at least) two purposes: the one for which it was written, and another for which it wasn't.